388 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 07. 



KEY TO TKIBE3 BASED ON PEMALES. 



1. Ovipositor vnih a dorsal notch a short distance back from apex; (internal parasites 

 of Lepidopterous larvae), fig. 2 2. 



k 



Fig. 2.— AncES of ovipositors: a, Glypta simplicipes Cresson; 6, Lampronota Americana Cresson; 

 c Arenetra nigkita Walsh; d, Meniscus scxttellaris Cresson; e, Cylloceria lugubris Cresson; 

 /,' Lampronota frigida Cresson; g, Lissonota verberans Gravenhorst; Ii, Amersibia prionoxy- 



STI EOnWER. 



Ovipositor without such a notch 



2. Tergites without oblique furrows Lissonotini. 



Tergites with oblique furrows extending from basal middle to near apical 



margin - Glyptini. 



3. Tarsal claws pectinate; apex of ovipositor spear-head like; (parasites of Lepidop- 



terous larvae), fig. 3 4. 



FiQ. 3.— Apices of ovreosiTORs: o, Toxophoeide3 albomaeginata (Ceesson); &, Phytodietus burgessi 

 Cresson. Hind tarsal claw: c, Phytodietus buegessi Cresson. 



Tarsal claws simple or with a large basal tooth or lobe, fig. 4 -5 



Fig. 4.— Hind tarsal claws: a, Itoplectis conquis- 

 itoe (Say); 6, Ichneumon irritatoe Fabricius. 



Fig. 5.— Apex of female ab- 

 domen OF TOXOPH oroides 

 albomarginata (Cresson) 



(A=HYPOPyGIDIUM.) 



4. Tergites 1-4 with oblique and apical transverse furrows and strongl> sculptured; 

 scutellum margined laterally; hypopygidium heavilj chitinized and extending 



to or beyond apex of abdomen, fig. 5 Lycorini. 



Tergites \nthout furrows and polished; scutellum not margined; hypopygidium 

 neither especially heavily chitiuizcd nor prominent Phytodietini. 



